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In the United States Patent Office
其他書名
Alexander L. Schram Vs. William K. Brownlee and Michael J. Owens : Interference No. 52,329, Subject Matter, Glass Furnaces : Testimony in Behalf of Alexander L. Schram
出版St. Louis Law Print. Company, 1927
URLhttp://books.google.com.hk/books?id=6wYytwAACAAJ&hl=&source=gbs_api